Sacramento based Brazilian Jiu-Jitsu instructor, Marcos "Yemaso" Torregrosa traveled to Brazil in order to face the formidable challenge of the International Brazilian Jiu-Jitsu Federation's tournament dubbed "Brazilian Nationals." This tournament, considered by martial art authorities, is arguable the most difficult tournament to win; Brazilian Nationals hosts many top athletes who never have the support to make it over to compete in other major tournaments which have moved to the United States …